3778715370 has 64 divisors (see below), whose sum is σ = 9392267520. Its totient is φ = 971808768.

The previous prime is 3778715359. The next prime is 3778715387. The reversal of 3778715370 is 735178773.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1001227 + ... + 1004993.

It is an arithmetic number, because the mean of its divisors is an integer number (146754180).

Almost surely, 2^3778715370 is an apocalyptic number.

3778715370 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3778715370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4696133760).

3778715370 is an abundant number, since it is smaller than the sum of its proper divisors (5613552150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3778715370 is a wasteful number, since it uses less digits than its factorization.

3778715370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4959.

The product of its (nonzero) digits is 864360, while the sum is 48.

The square root of 3778715370 is about 61471.2564537280. The cubic root of 3778715370 is about 1557.5717440609.

The spelling of 3778715370 in words is "three billion, seven hundred seventy-eight million, seven hundred fifteen thousand, three hundred seventy".